It was 30 years ago today....

It was 30 years ago when Mount St. Helens erupted causing the worst volcanic disaster in the recorded history the United States. This cataclysmic eruption is easily among the most significant geologic events in the United States during the 20th century. Right: Image by Austin Post, USGS - May 18, 1980.

In honor of the occasion, here are some interesting MSH related features found around the web.

The Cascades Volcano Observatory has posted a host of terrific material including:

National Geographic also has several excellent features on disturbance and recovery of the plants and animals around Mount St. Helens here!

Dan Taylor and the team at Studio 360 have put several amazing panorama's taken from the modern summit of Mt. St. Helens online. You can view a current 360 panorama and compare it with one taken in 2003. Amazing images, great work!